Atoms
Elements
Compounds
Periodic Table
Vocabulary
100
This atom has 1 proton and 1 electron
What is Hydrogen
100
This elements chemical symbol is AU
What is gold?
100
Two or more of these bonded together make a compound
What are elements?
100
How is the Periodic Table arranged
What is by increasing atomic number?
100
A group of atoms held together by chemical means.
What is a molecule?
200
These are the positively charged particles in the nucleus
What are protons
200
The chemical symbol of this element is Cl
What is Chlorine?
200
Compound are formed and broken through _________ changes.
What is chemical?
200
Elements on the Periodic Table are divided into these.
What are groups or families?
200
Two or more different atoms chemically combined.
What is a compound?
300
The overall charge of an atom when protons and electrons are equal.
What is neutral or zero?
300

__________ and ___________ are equal in elements.

What is protons and electrons? 

300
When you have two or more different compounds or elements together, you have this.
What is a mixture?
300
The metals are located on the _________ side of the Periodic table.
What is left?
300
A vertical column on the periodic table where elements share chemical properties.
What is a group/family?
400
Explain how to calculate the neutrons in an atom.
What is Subtract the atomic number from the atomic mass?
400
What does the atomic number of an element tell you?
What is the number of protons in an element?
400
What elements/atoms make up NaOH
What are sodium, oxygen, and hydrogen?
400

What four pieces of information are located in each box on the periodic table?

What is atomic number, atomic mass, element symbol, and element name?

400
Horizontal rows on the periodic table.
What is a period?
500
These two subatomic particles are located in the nucleus of the atom.
What are neutrons and protons?
500
All elements are the same throughout, so they are called this. (starts with an h)
What is homogeneous?
500
Types of mixtures that allow you to see the different parts that make it up.
What is heterogeneous mixtures?
500

Elements on the Periodic Table are divided into _______, _________, and ____________.

What metals, nonmetals, and metalloids?

500
The model used to show electrons in an atom.
What is the Bohr model?
M
e
n
u